Finding the Fourth Proportional to 149,509,840.20, 224,306,750.70 and 72,835,369.80
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Solution
The fourth proportional to 149,509,840.20, 224,306,750.70 and 72,835,369.80 is: 109,273,510.79
Step by Step Solution
- Step 1: Write the proportion equation
149,509,840.20 : 224,306,750.70 = 72,835,369.80 : x - Step 2: Convert to fraction form
149,509,840.20/224,306,750.70 = 72,835,369.80/x - Step 3: Cross multiply
149,509,840.20x = 224,306,750.70 × 72,835,369.80 - Step 4: Simplify right side
149,509,840.20x = 16,337,465,135,870,908 - Step 5: Solve for x
x = 16,337,465,135,870,908/149,509,840.20 - Step 6: Final answer
x = 109,273,510.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.